Celica GT-S L4-1.8L (2ZZ-GE) (2000)
Wiper Relay: Testing and Inspection
INSPECT REAR WIPER MOTOR AND RELAY OPERATION
a. Connect the positive (+) lead from the battery to terminal 1, and the negative (-) lead to terminal 3 and the motor body, check that the motor
operates.
b. Disconnect the negative (-) lead from terminal 3, check that the motor stops running at the stop position.
If operation is not as specified, replace the motor and relay.
Intermittent:
INSPECT REAR WIPER MOTOR AND RELAY OPERATION
Connect the positive (+) lead from the battery to terminal 1, and the negative (-) lead to terminal 2 and the motor body, check that the motor operates
intermittently for 9-15 seconds. If operation is not as specified, replace the motor and relay.